Style de citation APA (7e éd.)

Loycke, H. J. (1964). Economic assessment of mechanized working methods. s.n.

Style de citation Chicago (17e éd.)

Loycke, Hans Joachim. Economic Assessment of Mechanized Working Methods. Geneva: s.n, 1964.

Style de citation MLA (9e éd.)

Loycke, Hans Joachim. Economic Assessment of Mechanized Working Methods. s.n, 1964.